2Y Serious were jointly developed by China Construction Administration and our mill, it is soon promoted around China since be marketed in Oct 1993 and enjoy good reputaion for years in the Geotest area of China. Standard Down Strength 200KN Standard Up Strength 280KN 80KN Down Speed 1.2m/min Weight of the machine 550kg Up Speed 1.97m/min Power 11Kw Electromotor or 195Diesel Engine